Defender Security U 9595 Door Reinforcer Combo 1-3/4-Inch Thick X 2-3/4-Inch Backset 2-1/8-Inch Bore, Stainless Steel, Non-Recessed Reinforces and repairs doors Use on wood or metal doors with mortise or drive-in latches Accommodates key-in knob locksets and deadbolts or combination locksets. Easy to install You may wish to stock these related parts: U-9427, U-9480, U-9547, U-9548, U-9555 and U-9556 Finish - Stainless Steel; Bore -2-1/8" ; Backset - 2-3/4" ; hole Spacing -3-5/8" ; door Thickness - 1-3/4" ; Reinforcer Width - 4-5/16" ; Reinforcer Height -9"